What is "Spalling" in Native American Pottery?
Spalling is a common issue that occurs on Native American pottery, particularly on pieces that were created prior to the introduction of kiln-firing techniques. It is a process in which small pieces of the pottery's surface break off or flake away, often resulting in the gradual deterioration of the piece over time. Understanding the causes and mechanisms of spalling is essential for preserving and maintaining these cultural artifacts for future generations. One of the primary causes of spalling on Native American pottery is the exposure of the pottery to environmental factors, such as changes in temperature and humidity. This is particularly true for pieces that were created using the traditional method of pit firing, which involves burying the pottery in...